Answer: The correct answer is March and September
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Answer:

Step-by-step explanation:
By lowest terms, it means to simplify. You can do so by dividing the fraction by a common factor, which in this case, is 6:
÷
=

The fraction
cannot be simplified further, so this is the final answer.
The area of a square is S^2 with S as one side. To find the length of the side, simply work the formula backwards. The square root of 400 is 20. Hope this helps! :)